Search Results for author: Diyu Yang

Found 7 papers, 3 papers with code

Pixel-weighted Multi-pose Fusion for Metal Artifact Reduction in X-ray Computed Tomography

no code implementations25 Jun 2024 Diyu Yang, Craig A. J. Kemp, Soumendu Majee, Gregery T. Buzzard, Charles A. Bouman

X-ray computed tomography (CT) reconstructs the internal morphology of a three dimensional object from a collection of projection images, most commonly using a single rotation axis.

Computed Tomography (CT) Metal Artifact Reduction +1

Autonomous Polycrystalline Material Decomposition for Hyperspectral Neutron Tomography

no code implementations27 Feb 2023 Mohammad Samin Nur Chowdhury, Diyu Yang, Shimin Tang, Singanallur V. Venkatakrishnan, Hassina Z. Bilheux, Gregery T. Buzzard, Charles A. Bouman

The algorithm estimates the linear attenuation coefficient spectra from the measured radiographs and then uses these spectra to perform polycrystalline material decomposition and reconstructs 3D material volumes to localize materials in the spatial domain.

An Edge Alignment-based Orientation Selection Method for Neutron Tomography

no code implementations1 Dec 2022 Diyu Yang, Shimin Tang, Singanallur V. Venkatakrishnan, Mohammad S. N. Chowdhury, Yuxuan Zhang, Hassina Z. Bilheux, Gregery T. Buzzard, Charles A. Bouman

Neutron computed tomography (nCT) is a 3D characterization technique used to image the internal morphology or chemical composition of samples in biology and materials sciences.

Diversity

Multi-Pose Fusion for Sparse-View CT Reconstruction Using Consensus Equilibrium

no code implementations15 Sep 2022 Diyu Yang, Craig A. J. Kemp, Gregery T. Buzzard, Charles A. Bouman

In this paper, we present Multi-Pose Fusion, a novel algorithm that performs a joint tomographic reconstruction from CT scans acquired from multiple poses of a single object, where each pose has a distinct rotation axis.

CT Reconstruction

Ensemble Wrapper Subsampling for Deep Modulation Classification

1 code implementation10 May 2020 Sharan Ramjee, Shengtai Ju, Diyu Yang, Xiaoyu Liu, Aly El Gamal, Yonina C. Eldar

Subsampling of received wireless signals is important for relaxing hardware requirements as well as the computational cost of signal processing algorithms that rely on the output samples.

Classification feature selection +1

Fast Deep Learning for Automatic Modulation Classification

1 code implementation16 Jan 2019 Sharan Ramjee, Shengtai Ju, Diyu Yang, Xiaoyu Liu, Aly El Gamal, Yonina C. Eldar

We then study algorithms to reduce the training time by minimizing the size of the training data set, while incurring a minimal loss in classification accuracy.

Classification General Classification

Deep Neural Network Architectures for Modulation Classification

1 code implementation1 Dec 2017 Xiaoyu Liu, Diyu Yang, Aly El Gamal

Finally, we introduce a Convolutional Long Short-term Deep Neural Network (CLDNN [4]) to achieve an accuracy of approximately 88. 5% at high SNR.

Classification General Classification

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